const $ = require('jquery');
const uniq = require('uniq');
const md5 = require('md5');

console.log($);

// 数组去重
let arr = [1,2,3,2,1,3,2,4,1,5,6,7,8]
console.log(uniq);
console.log(uniq(arr));

let str = '123456';
console.log(md5(str));